310.026E A. Lange and Sohne This Men`s Watch has Fixed 18k White Gold bezel and Black dial with Silver-tone hands. The watch performs following functions: hours, minutes, seconds, perpetual calendar with large date, day of the week, month, phase of the moon, leap year, day-night indications, subsidiary seconds hand with zero-reset function. There are three sub-dials at the 3, 6 and 9 o'cklock positions. Date window is located at the 12 o'cklock position. Sapphire crystal protects front and back sides of this watch. Black Crocodile Leather Strap with 18k White Gold Tang Buckle. Automatic movement. This model is water-resistant up to 30m/110ft. The watch comes with 38,5 mm 18k White Gold case.310.026E A. Lange and Sohne 18k White Gold Watch.